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6 – i ndex
abbreviations and acronyms
AP
Airport
+APAPI AbbreviatedPrecision
ApproachPath Indicator
(pronounced “AY-PAPI”)
APCH
Approach
APDC Aircraft Parking/DockingChart
(followed by name/title)
APN
Apron
APP
ApproachControl,Approach
Control Office,Approach
Control Service
APR
April
APRX
Approximate,Approximately
APSG
After Passing
APV
Approve,Approved,Approval
AQZ
AreaQNHZone
ARFL
AeroplaneReferenceField
Length
ARN
AviationReferenceNumber
ARNG
Arrange
ARP
AerodromeReferencePoint
ARP
Air-Report (message type
designator)
ARR
Arrive,Arrival
ARS
Special Air-Report (message
Type designator)
AS
Altostratus
#ASAP
AsSoonAsPossible
ASC
Ascent to,Ascending to
ASDA
Accelerate-StopDistance
Available
ASE
AltmetrySystemError
A-SMGCS AdvancedSurfaceMovement
Guidance andControl System
ASPH
Asphalt
ASR
AreaSurveillanceRadar
#ATA
Actual Time ofArrival
#ATC
Air TrafficControl (in general)
#ATD
Actual Time of Departure
ATFM
Air Traffic FlowManagement
ATM Air TrafficManagement
ATP
At...(time or place)
+ATIS
AutomaticTerminal Information
Service
ATS
Air TrafficServices
ATTN
Attention
+AT-VASIS Abbreviated “T” Visual
ApproachSlope Indicator
System (pronounced “AYTEE
VASIS”)
ATZ
AerodromeTraffic Zone
AUG
August
AUTH
Authorised,Authorisation
AUTO FullyAutomatedReport
(MET code)
AUW
All UpWeight
CODE DEFINITION
CODE DEFINITION